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Gas stations in San Joaquin County, CA

Competitor counts, household spending and official business counts for gas stations in San Joaquin County, CA, set against other counties and the U.S.

Groundwork market score · out of 100

Score 79 out of 100: High

Ranked #173 of 2,358 scored counties
#3 of 54 scored counties in California

Listings
258
215 chain locations (83%)
Official establishments
191
+21.7% since 2019
Household spending a year
$748.2M
On gasoline and other fuels · $3,051 a household
Spending per listing
$2.9M
22% above the U.S.
Listings per 10k households
10.5
4% below the U.S.
Population, 2025
823,815
+5.5% since 2020

See the gas stations around any address in San Joaquin County

The site report maps the gas stations on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of San Joaquin County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

The Groundwork market score for gas stations in San Joaquin County is 79 (high), #173 of 2,358 scored counties and #3 of 54 scored counties in California. That puts it in the top 10% of counties for gas stations.

Households in San Joaquin County spend about $748.2M a year on gasoline and other fuels, or $3,051 per household, 18% above the U.S. average. Spread across 258 gas stations, that is $2.9M per station, 22% above the U.S. figure of $2.4M.

There are 258 gas stations on map listings in San Joaquin County as of September 2026. 215 of them (83%) are chain locations, against 84% across the U.S. Per 10,000 households, that is 10.5, 4% below the U.S. rate of 10.9.

In 2023, official counts showed 191 businesses with payroll in San Joaquin County classed as gasoline stations, up 21.7% from 2019. That is one for every 1,284 households, against one for every 1,184 across the U.S. Since fiscal 2022, 19 SBA-backed loans worth $72.2M have gone to businesses classed as gasoline stations in San Joaquin County. Population estimates show San Joaquin County grew 5.5% from 2020 to 2025, faster than the U.S. (+3.1%).

How San Joaquin County compares

The same measures for California and the whole U.S. Spending per listing divides a year of household spending on all gasoline and other fuels by the gas stations counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Gas stations in San Joaquin County, CA compared with California and the U.S.
MeasureSan Joaquin CountyCaliforniaU.S.
Listings per 10k households10.58.110.9
Spending per listing$2.9M$3.4M$2.4M
Households per official establishment1,2841,6691,184
Official establishment growth, 2019–2023+21.7%+7.2%−3.1%
Population growth, 2020–2025+5.5%−0.4%+3.1%
Spending per household on gasoline and other fuels$3,051$2,747$2,595
Median household income$92,179$99,122$80,734
Groundwork market score7966

Official counts and lending

Businesses

Official establishments, 2019 to 2023
157 → 191+21.7% over the period
Employees, 2023
1,769
Annual payroll, 2023
$57.5M
One-person businesses, 2023
15Businesses with no payroll
Map listings, September 2026
258215 chain locations
Listings at the U.S. rate for this spending
314The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
19
Amount
$72.2M

SBA-backed loans to businesses classed as gasoline stations in San Joaquin County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.

Population and households in San Joaquin County

Population, 2025 estimate
823,815+5.5% since 2020
Households
245,250
Median age
35.9
Homes lived in by their owners
62%
Vehicles per household
2.1
Land area
1,392 sq. mi.
People per square mile
573
Median household income
$92,179+43.1% vs. 2015–2019, before inflation
Average household income
$117,604
Median home value
$530,700
Jobs located here
284,408
Daytime population
748,070Residents who don’t work, plus everyone whose job is here

Looking at a specific site in San Joaquin County?

These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the gas stations on map listings by name and distance.

Or open the report at the center of San Joaquin County. Signed out, you see a blurred preview; on an account, each report is one action.

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Gas stations across California

Every California market ranked →

The highest-scoring counties in California for gas stations, numbered among those based in California, with San Joaquin County marked.

Top counties in California

Counties in California ranked for gas stations by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1San Benito County, CA9783.9$9M+8.6%#1 of 2,358
2Riverside County, CA875687.3$4.2M+5.0%#54 of 2,358
3San Joaquin County, CA7925810.5$2.9M+5.5%#173 of 2,358
4Placer County, CA7816410.4$2.8M+8.9%#198 of 2,358
5San Bernardino County, CA7569510.3$3M+1.9%#259 of 2,358
6Contra Costa County, CA743067.4$3.9M+0.3%#283 of 2,358
7Solano County, CA7415910.1$3M+0.6%#295 of 2,358
8Ventura County, CA732117.5$4M−1.5%#313 of 2,358
9El Dorado County, CA737810.2$3M+0.6%#321 of 2,358
10Orange County, CA726916.4$4.5M−1.1%#331 of 2,358

Other business types in San Joaquin County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many gas stations are in San Joaquin County, CA?

As of September 2026, map listings count 258 gas stations in San Joaquin County. 215 of them (83%) are chain locations. The listings count gas stations. Official counts show 191 businesses with payroll classed as gasoline stations in 2023, up 21.7% from 2019. Another 15 one-person businesses have no payroll, by official counts.

How much do households in San Joaquin County, CA spend on gasoline and other fuels?

About $748.2M a year, or $3,051 per household. That is 18% above the U.S. average (an index of 118, where 100 is the U.S. average). Spread across the 258 gas stations on map listings, it comes to $2.9M per station. It is estimated from the incomes of the 245,250 households in San Joaquin County and national spending patterns by income.

How does San Joaquin County, CA compare with the U.S. for gas stations?

San Joaquin County has 10.5 gas stations per 10,000 households, 4% below the U.S. rate of 10.9. Spending per station is $2.9M, 22% above the U.S. figure of $2.4M. At the U.S. ratio of gas stations to household spending, San Joaquin County would have about 314, against 258 on map listings. There is one business with payroll in the industry for every 1,284 households, against one for every 1,184 across the U.S. The official count rose 21.7% from 2019 to 2023, against −3.1% for the U.S.

How fast is San Joaquin County, CA growing?

Population estimates put San Joaquin County at 823,815 people in 2025, up 5.5% since 2020, faster than the U.S. (+3.1%). It has 245,250 households. Median household income in San Joaquin County is $92,179, 14% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 43.1%, before inflation.

What is the Groundwork market score?

The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. San Joaquin County scores 79 for gas stations (high), #173 of 2,358 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in San Joaquin County. It maps the gas stations on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.

How the score works · Top markets for gas stations · All 56 business types in San Joaquin County

Screening a site or an acquisition in San Joaquin County?

A site report maps the competitors on map listings near an address and sizes the households and spending around it.

The button opens the report at the center of San Joaquin County. Signed out, you see a blurred preview; on an account, each report is one action.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are estimates for research only. Not investment or real estate advice.